Home / 52,945.56-79,417.80-13,502.25

Finding the Fourth Proportional to 52,945.56, 79,417.80 and 13,502.25

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Solution

The fourth proportional to 52,945.56, 79,417.80 and 13,502.25 is: 20,253.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,945.56 : 79,417.80 = 13,502.25 : x
  2. Step 2: Convert to fraction form
    52,945.56/79,417.80 = 13,502.25/x
  3. Step 3: Cross multiply
    52,945.56x = 79,417.80 × 13,502.25
  4. Step 4: Simplify right side
    52,945.56x = 1,072,318,990.05
  5. Step 5: Solve for x
    x = 1,072,318,990.05/52,945.56
  6. Step 6: Final answer
    x = 20,253.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.